From: "Jorg Bornschein" <jb@capsec.org>
To: "Goldwyn Rodrigues" <rgoldwyn@suse.com>, linux-btrfs@vger.kernel.org
Subject: Re: Very slow balance / btrfs-transaction
Date: Sat, 04 Feb 2017 00:30:47 +0000 [thread overview]
Message-ID: <8999d95dac21ea8e2908c5012e50c59b@88cbed2449cf> (raw)
In-Reply-To: <507c32d4-929c-b691-6196-103c8cb9addb@suse.com>
February 3, 2017 11:26 PM, "Goldwyn Rodrigues" <rgoldwyn@suse.com> wrote:
>> Hi,
>>
>> I'm currently running a balance (without any filters) on a 4 drives raid1 filesystem. The array
>> contains 3 3TB drives and one 6TB drive; I'm running the rebalance because the 6TB drive recently
>> replaced a 2TB drive.
>>
>> I know that balance is not supposed to be a fast operation, but this one is now running for ~6 days
>> and it managed to balance ~18% (754 out of about 4250 chunks balanced (755 considered), 82% left)
>> -- so I expect it to take another ~4 weeks.
>>
>> That seems excessively slow for ~8TiB of data.
>>
>> Is this expected behavior? In case it's not: Is there anything I can do to help debug it?
>
> Do you have quotas enabled?
I might have activated it when playing with "snapper" -- I remember using some quota command without knowing what it does.
How can I check its active? Shall I just disable it wit "btrfs quota disable"?
j
next prev parent reply other threads:[~2017-02-04 0:30 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-03 22:13 Very slow balance / btrfs-transaction jb
2017-02-03 23:25 ` Goldwyn Rodrigues
2017-02-04 0:30 ` Jorg Bornschein [this message]
2017-02-04 1:07 ` Goldwyn Rodrigues
2017-02-04 1:47 ` Jorg Bornschein
2017-02-04 2:55 ` Lakshmipathi.G
2017-02-04 8:22 ` Duncan
2017-02-06 1:45 ` Qu Wenruo
2017-02-06 9:14 ` Jorg Bornschein
2017-02-06 9:29 ` Qu Wenruo
2017-02-06 16:09 ` Goldwyn Rodrigues
2017-02-07 0:22 ` Qu Wenruo
2017-02-07 15:55 ` Filipe Manana
2017-02-08 0:39 ` Qu Wenruo
2017-02-08 13:56 ` Filipe Manana
2017-02-09 1:13 ` Qu Wenruo
2017-02-04 20:50 ` Jorg Bornschein
2017-02-04 21:10 ` Kai Krakow
2017-02-06 13:19 ` Austin S. Hemmelgarn
2017-02-07 19:47 ` Kai Krakow
2017-02-07 19:58 ` Austin S. Hemmelgarn
-- strict thread matches above, loose matches on Subject: below --
2017-07-01 14:24 Sidney San Martín
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